﻿<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>时钟DEMO</title>
<style>
		body{
			background-color:black;
		}
		div{
			margin:auto;
			width:500px;
            position:absolute;
            position: absolute;
            left:50%;
            top:50%;
            margin-left:-250px;
            margin-top:-250px;
		}
	  </style>
</head>
<body>
<div>
<canvas id="canvas" width="500" height="500" />
</div>
<script src="js/index.js"></script>
</body>
</html>
